6884 Deep Groove Ball Bearing Specifications
Bore d (mm)
420
Outer D (mm)
520
Width B (mm)
46
Dynamic rating Cr (kN)
269
Static rating Cor (kN)
410
Grease limit speed (r/min)
900
Oil limit speed (r/min)
1100
Frequently Asked Questions / FAQ
What are the exact dimensions of RUIST 6884?
RUIST 6884 Deep Groove Ball Bearing: bore d = 420 mm, outer diameter D = 520 mm, width/height B = 46 mm. All dimensions follow ISO/DIN standards so it drops into existing housings without modification.
What load ratings does RUIST 6884 carry?
Dynamic load rating Cr = 269 kN and static load rating Cor = 410 kN. These figures let you calculate the L10 service life under your actual radial and axial loads.
Where is RUIST 6884 typically used?
Deep Groove Ball Bearing of this size are common in electric motors, gearboxes, pumps, conveyors, fans and compressors across heavy-industry plants.
Can RUIST 6884 replace a SKF, FAG, NSK or TIMKEN unit?
Yes. Because bore 420 mm, OD 520 mm and width 46 mm match ISO dimensions, 6884 is dimensionally interchangeable with major-brand equivalents. Confirm clearance class (C3/C0) before ordering.